Crypto, KribiBench, Realstorm raytracing
3 sets of results from 2 platforms serve only as indicators of relative LGA775 and S939 performance. NVIDIA's nForce4 SLI Intel Edition seems to be a touch faster, at the same settings, than Intel's own i955XE, and EPoX/ABIT S939 boards are virtually indistinguishable in performance terms.